function makeRequest(url, div) {
    try {
        var httpRequest;
        if (window.XMLHttpRequest) {
            httpRequest = new XMLHttpRequest();
            if (httpRequest.overrideMimeType) {
                httpRequest.overrideMimeType("text/xml");
            }
        } else {
            if (window.ActiveXObject) {
                try {
                    httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
                } catch (e) {
                    try {
                        httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
                    } catch (e) {}
                }
            }
        }
        if (!httpRequest) {
            alert("Giving up :( Cannot create an XMLHTTP instance");
            return false;
        }
        httpRequest.onreadystatechange = function() {
            if (eval("typeof alertContents == 'function'")) {
                alertContents(httpRequest, div);
            }
        };
        httpRequest.open("GET", url, true);
        httpRequest.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
        httpRequest.send("");
    } catch (err) {}
}

function alertContents(httpRequest, div) {
    try {
        if (httpRequest.readyState == 4) {
            if (httpRequest.status == 200) {
                var responseText = httpRequest.responseText;
                if (httpRequest.responseText.indexOf("<hideDiv") > -1) {
                    var temp, str;
                    str = responseText;
                    temp = str.substr(str.indexOf("<hideDiv"), str.indexOf("</hideDiv>") - str.indexOf("<hideDiv"));
                    tempArr = temp.split('"');
                    var divHide = tempArr[1];
                    divHide = divHide.replace(/^\s+|\s+$/g, "");
                    document.getElementById(divHide).style.display = "none";
                    var temp = str.substr(0, str.indexOf("<hideDiv"));
                    temp += str.substr(str.indexOf("</hideDiv>") + ("</hideDiv>").length);
                    responseText = temp;
                } else {
                    if (httpRequest.responseText.indexOf("<jsFormValues>") > -1) {
                        var tag = "<jsFormValues>";
                        var temp = responseText.substr(responseText.indexOf("<jsFormValues>") + tag.length, responseText.indexOf("</jsFormValues>") - responseText.indexOf("<jsFormValues>") - tag.length);
                        var vars = temp.split("|");
                        var form_name = vars[0];
                        for (var i = 1; i < vars.length; i++) {
                            var values = vars[i].split(":");
                            if (document.forms[form_name].elements[values[0]] == null) {
                                continue;
                            }
                            document.forms[form_name].elements[values[0]].value = values[1];
                        }
                        responseText = httpRequest.responseText.substr(responseText.indexOf("</jsFormValues>") + ("</jsFormValues>").length);
                    } else {
                        if (httpRequest.responseText.indexOf("<hideShadowbox") > -1) {
                            Shadowbox.close();
                        } else {
                            if (httpRequest.responseText.indexOf("<jsReloadPage") > -1) {
                                location.reload(true);
                            } else {
                                if (httpRequest.responseText.indexOf("<jsReloadWithShipping") > -1) {
                                    var currentPage = window.location.href;
                                    currentPage = currentPage.replace("#", "");
                                    if (window.location.href.indexOf("showShipping") >= 0) {
                                        window.location = currentPage;
                                    } else {
                                        window.location = currentPage + "?showShipping=1";
                                    }
                                }
                            }
                        }
                    }
                }
                if (httpRequest.responseText.indexOf("<jsCallFunction") > -1) {
                    var functionName = httpRequest.responseText.substr(httpRequest.responseText.indexOf("<jsCallFunction>") + ("<jsCallFunction>").length);
                    functionName = functionName.substr(0, functionName.indexOf("</jsCallFunction>"));
                    responseText = responseText.replace("<jsCallFunction>" + functionName + "</jsCallFunction>", "");
                    eval(functionName);
                }
                document.getElementById(div).innerHTML = responseText;
            } else {}
        }
    } catch (err) {}
}